Question

Kyle is finding the area of this figure using a rectangle and a triangle. What is the area of the figure?

A) 315 cm2

B) 405 cm2

C) 90 cm2

D) 325 cm2

Answer 1

B.405 cm2

Explanation:

12 times 15 is 315. The area of the rectangle is 315.

The area of the triangle is 90.

Add them and i got 405.

Answer 2

Area of the figure which is combination of rectangle and a triangle

= Area of Rectangle + Area of Triangle

= Length × Breadth +
`=(1)/(2)* Base * Height`

= 21 × 15 +
`=(1)/(2) * 15 * 12`

= 315 + 90

= 405 cm²

Option (B)